Talisman Energy was a Canadian independent oil and gas exploration and production company that operated from 1993 until 2015. It originated from the divestiture of British Petroleum�s Canadian upstream operations and has roots tracing back to the Supertest Petroleum Corporation, founded in 1925. The company specialized in the exploration, development, production, transportation, and marketing of crude oil, natural gas, and natural gas liquids across various regions, including Canada, the United States, the British North Sea, Southeast Asia, Latin America, Algeria, Norway, the Kurdistan Region of Iraq, and Australia/Timor-Leste.

Talisman Energy provided services such as exploration and drilling for oil and gas reserves, development and production of oil and gas fields, and transportation and marketing of hydrocarbons. The company was recognized for its significant proven reserves, which were approximately 1.2 billion barrels of oil equivalent by 2000. Headquartered in Calgary, Alberta, Talisman Energy employed a substantial workforce and was known as Canada�s largest independent oil and gas exploration and production company during its operational years.